Command Error Codes - ProSoft MVI56E-MCMR User Manual

Verify Communication
User Manual

3.1.2 Command Error Codes

The MVI56E-MCMR module will return an individual error code for every
command configured within the M
of these error codes are determined by the parameter M
E P
RROR OINTER
database the error codes for each command will be placed. The number of error
codes returned into the database is determined by the number of commands
configured in the Modbus Port x Commands section of the configuration. For 10
commands, 10 registers will be used; for 100 commands, 100 registers will be
used.
To be useful in the application, these error codes must be placed within the
MCMR.DATA.R
Once again, the configuration in the B
R R
EAD EGISTER
registers will be presented to the ControlLogix processor and placed in the tag
MCMR.DATA.R
Based on the sample configuration values for R
R C
EGISTER OUNT
The following illustration shows the sample configuration values.
Page 108 of 223
ODBUS
. This parameter determines where in the module's 5000-register
D array.
EAD ATA
S and R R
TART EAD EGISTER
D array.
EAD ATA
, this will be addresses 1000 to 1599 of the module memory.
MVI56E-MCMR ♦ ControlLogix Platform
Modbus Communication Module with Reduced Data Block
P C
ORT X OMMANDS
ODBUS
C
ACKPLANE ONFIGURATION
C determine which of the 5000
OUNT
R
EAD EGISTER
section. The location
P C
ORT X OMMAND
section for
S and R
TART EAD
ProSoft Technology, Inc.